Fragola Race-Rite crimp-on hose end replacement collars are for use with Race-Rite and Race-Rite Pro hose to allow you to plumb with precision. The collars thread onto the hose end body to assure a perfect concentric crimp connection every time. These aluminum hose end components have a hard coat black finish and come in a variety of AN sizes. Order the Fragola Race-Rite crimp-on hose end replacement collars needed for your application.